Samsung RF30HBEDBSR Service Manual page 59

TROUBLESHOOTING
※ R Self-diagnostics check list
LED
F R
FZ-Sensor Error
FF-Sensor Error
FZ-DEF-Sensor
Error
FF-DEF-Sensor
Error
Ambient-Sensor
Error
Flex room-Sensor
Error
Humidity-Sensor
Error
Ice Maker(FF) Sensor
Error
Ice Room Sensor
Error
Sparkling-Sensor
Error
FZ-FAN Error
FF-FAN Error
C-FAN Error
FZ-DEF Error
FF-DEF Error
Item Trouble contents
Display error : separation of sensor
housing part, contact error, disconnection,
short circuit.
Display error of detecting temperature of
sensor : more than 149℉(+65°C) or less
than -58℉(-50°C)
Separation of sensor housing part,
contact error, disconnection, short circuit
Display error : separation of sensor
housing part, contact error, disconnection,
short circuit.
Display error of detecting temperature of
sensor : more than 149℉(+65°C) or less
than -58℉(-50°C)
Display error : separation of sensor
housing part, contact error, disconnection,
short circuit.
Display error of detecting temperature of
sensor : more than 149℉(+65°C) or less
than -58℉(-50°C)
Display error during operation of
applicable fan motor : Feed back signal
line contact error, motor wire separation,
motor error
Display error during operation of
applicable fan motor : Feed back signal
line contact error, motor wire separation,
motor error
Display error during operation of
applicable fan motor : Feed back signal
line contact error, motor wire separation,
motor error
Separation of freezer compartment
defrost heater housing part, contact
error, disconnection, short circuit or
temperature fuse error. Display error :
the defrosting does not finish though
freezer compartment defrost is heating
continuously for more than 70 minutes.
Separation of fresh food compartment
defrost heater housing part, contact
error, disconnection, short circuit or
temperature fuse error. Display error :
the defrosting does not finish though
fresh food compartment defrost is heating
continuously for more than 80 minutes.
The voltage of MAIN PCB CN30- "4" N76-"1":
shall be between 4.5V~1.0V
The voltage of MAIN PCB CN30- "6" N76-"1":
shall be between 4.5V~1.0V
The voltage of MAIN PCB CN30- "5" N76-"1":
shall be between 4.5V~1.0V
The voltage of MAIN PCB CN30- "8" N76-"1":
shall be between 4.5V~1.0V
The voltage of MAIN PCB CN78- "8" CN78-
"12": shall be between 4.5V~1.0V
The voltage of MAIN PCB CN78- "9" CN76-"1":
shall be between 4.5V~1.0V
The voltage of MAIN PCB CN30- "1" CN30-"3":
shall be between 4.5V~1.0V
The voltage of MAIN PCB CN90- "1"↔ CN90-
"7": shall be between 4.5V~1.0V
The voltage of MAIN PCB CN78- "10" CN76-
"1": shall be between 4.5V~1.0V
The voltage of ASSY KIT PCB CN32- "1"
CN32-"3": shall be between 4.5V~1.0V
The voltage of MAIN PCB CN76- "3"(Yellow) ↔
CN76-"1"(Gray): shall be between 7V~12V
The voltage of MAIN PCB CN76- "4"(Orange)
↔ CN76-"1"(Gray): shall be between 7V~12V
The voltage of MAIN PCB CN76- "5"(Sky-blue)
↔ CN76-"1"(Gray): shall be between 7V~12V
After separating MAIN PCB CN70 wire from
PCB, resistance value between CN70 Brown
↔ CN70 Gray shall be 63(230) ohm ± 7%.
(Resistance value is varied by input power) 0
ohm : heater short, ∞ ohm : wire/bimetal open
(Must power off)
After separating MAIN PCB CN70 wire from
PCB, resistance value between CN70 White
↔ CN70 Gray shall be 120(440) ohm±7%.
(Resistanc e value is varied by input power) 0
ohm : heater short, ∞ ohm : wire/bimetal open
(Must power off)
59
Diagnostic method